During the presidential campaign of 1980, Ronald Reagan argued that high [[marginal tax rates]] were hurting economic output, but contrary to what many people think, neither Reagan nor his economic advisers believed that cuts in marginal tax rates would increase [[tax revenue]].<ref>[http://www.econlib.org/library/Enc/SupplySideEconomics.html Supply-Side Economics] - James D. Gwartney, The Concise Encyclopedia of Economics</ref> | During the presidential campaign of 1980, Ronald Reagan argued that high [[marginal tax rates]] were hurting economic output, but contrary to what many people think, neither Reagan nor his economic advisers believed that cuts in marginal tax rates would increase [[tax revenue]].<ref>[http://www.econlib.org/library/Enc/SupplySideEconomics.html Supply-Side Economics] - James D. Gwartney, The Concise Encyclopedia of Economics</ref> |